aFe Silver Bullet Throttle Body Spacer 12 Honda Civic Si / 08-12 Honda Accord / 09-12 Acura TSX 1977-chevrolet-k20-suburban-custom-deluxe-esi9008945 aFe Diesel Fuel Systems DFS780

aFe Diesel Fuel Systems DFS780 Series 13-15 Ram Diesel 6

LED indicators confirm correct ignition signal hookup

factory cover holds about 4 quarts

The optional High Flow Performance Intercooler Kit increases air flow to prevent heat soak

aFe Silver Bullet Throttle Body Spacer 12 Honda Civic Si / 08-12 Honda Accord / 09-12 Acura TSX 1977-chevrolet-k20-suburban-custom-deluxe-esi9008945 aFe Diesel Fuel Systems DFS780Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T 6061 billet aluminum and using a unique serrated helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.